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Harvard Medical School
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Chrome 2001
Chrome 2001

Cold Weather Exercise
Exercise comfortably when the temperature dips.
How Muscles Work
The other fibers that help keep you well.
How Muscles Increase in Strength and Size
How to get stronger faster.
Returning to Your Prepregnancy Shape
Find out how to get your body back after delivering your baby.
Injuries, Accidents and Annoyances

Don't let the fear of injury keep you from an active, healthy life. Warm up and be careful. And for the times when luck isn't on your side, here's what you need to know.


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Learn The Basics
Frequently Asked Questions (FAQs)
Have a question about fitness? So do many other people. Find all of the answers here.
Components of a Basic Exercise Program
A well-rounded exercise regimen should include resistance training, aerobic activity and stretching and flexibility exercise.
Why Physical Activity and Exercise Are Important
The terms physical activity and exercise may seem synonymous, but there are critical differences between the two.

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Assess Your Health
Determine Your Fitness Level
There are several ways to judge your level of fitness.
Medical Evaluation
Check up before working out.
Fitness Testing
When you first begin a fitness program, it is a good idea to get baseline measurements of your current fitness level.

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Take Action Now
Starting a Fitness Program
Once you've decided to become more active, the next move is creating a fitness program that will work for you.
Movement
You will have more success incorporating movement into your life if you enjoy it, if it's convenient and if it doesn't disrupt your life that much.
Walking
Walking has become one of the most popular forms of physical activity in the country. It requires little equipment or training.
Running
Running is an excellent form of aerobic exercise. It's relatively inexpensive and convenient to do in most places throughout the year.

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Keep On Track
Keeping It Going
Making a commitment to fitness is often challenging, but it yields substantial immediate and long-term benefits.
Getting Fitter: Quality Not Quantity
A fitness barrier is a common source of frustration, but it's one you can overcome.


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Harvard Medical School
InteliHealth
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Fitness News
Athletic Trainers' Group Advises Heart Tests for Young Athletes
Exercise May Not Ward Off Teen Depression
Health Tip: Reduce Your Risk of Exercise Injury
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InteliHealth
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Focus on Fitness

Focus on Fitness

Get up off the couch and follow Dr. Howard LeWine and Dr. Paulette Chandler's advice on staying fit no matter what your age or condition.

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Fitness/Sports Medicine Ask The Expert
Q: . I have had "tingling" in my left arm for many years. I feel it more when I exercise. Is this atherosclerosis?
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